Literature
- Amiet, F., Herrmann, M., Müller, A. and Neumeyer, R. 2004. Apidae 4. Anthidium, Chelostoma, Coelioxys, Dioxys, Heriades, Lithurgus, Megachile, Osmia, Stelis. Fauna Helvetica, CSCF, SEG.
- Baldock, D., Wood, T., Cross, I., Smit, J. 2018. The Bees of Portugal (Hymenoptera: Apoidea: Anthophila) – Entomofauna Suppl. S22: 1–164.
- Banaszak, J. and Romasenko, L. 2001. Megachilid Bees of Europe, Second Edition. Bydgoszcz.
- Bieri, S. 2002. Die Bienen und Wespen des Fürstentums Liechtenstein. Amtlicher Lehrmittelverlag.
- Cross, I.C. 2011. A new pollen record for Osmia bicolor (Schranck). BWARS Newsletter Autumn 2011, p.17.
- Else, G.R. & Edwards, M. 2018. Handbook of the Bees of the British Isles. Ray Society, London.
- Falk, S. 1991. A review of the scarce and threatened bees, wasps and ants of Great Britain. Research and Survey in Nature Conservation 35: 1-344.
- Müller, A. 2011. Palaearctic Osmiine Bees, ETH Zürich, http://blogs.ethz.ch/osmiini.
- Peeters, T.M.J., I.P. Raemakers & J. Smit 1999. Voorlopige atlas van de Nederlandse bijen (Apidae). European Invertebrate Survey Nederland, Leiden, 230 pp.
- Stanisavljević, L. 2000. Idioekološka studija vrsta Osmia cornuta (Latr.) i O. rufa (L.) (Megachilidae, Hymenoptera) sa posebnim osvrtom na njihov status i značaj kao oprašivača biljaka. Doctoral dissertation [unpublished] Beograd.
- Söderman, G. and Leinonen, R. 2003. Suomen Mesipistiäiset ja niiden uhanalaisuus. Tremex Press Oy, Helsinki.
- Westrich, P. 1989. Die Wildbienen Baden-Württembergs. Verlag Eugen Ulmer, Stuttgart, Allgemeiner Teil, pp.1-431; Spezieller Teil, pp.432-972.